Seiryu Stone is a darker, bluish-grey variation of the extremely popular Seiryu stone. When compared, Blue Seiryu Stone has a darker tone and also contains bits of white veins that really make this aquarium stone really pop in a planted tank when used with colorful aquarium plants.

Seiryu may slightly raise pH and water hardness. Using aquarium soil can help to balance this out to optimal levels for your aquarium livestock.

Notes:

• Pieces from packages will range from 3-12 inches each weighing 0.4-3.5kg.
• Stones require rinsing prior to use.
• Stone coloration darkens when wet.